54881680

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{4261}}^1$

素因数の和:4304

約数の個数: 80

約数和(自身を含む): 152204544

約数和(自身を除く): 97322864

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 23, 28, 35, 40, 46, 56, 70, 80, 92, 112, 115, 140, 161, 184, 230, 280, 322, 368, 460, 560, 644, 805, 920, 1288, 1610, 1840, 2576, 3220, 4261, 6440, 8522, 12880, 17044, 21305, 29827, 34088, 42610, 59654, 68176, 85220, 98003, 119308, 149135, 170440, 196006, 238616, 298270, 340880, 392012, 477232, 490015, 596540, 686021, 784024, 980030, 1193080, 1372042, 1568048, 1960060, 2386160, 2744084, 3430105, 3920120, 5488168, 6860210, 7840240, 10976336, 13720420, 27440840, 54881680]

約数ペア:

[(1, 54881680), (2, 27440840), (4, 13720420), (5, 10976336), (7, 7840240), (8, 6860210), (10, 5488168), (14, 3920120), (16, 3430105), (20, 2744084), (23, 2386160), (28, 1960060), (35, 1568048), (40, 1372042), (46, 1193080), (56, 980030), (70, 784024), (80, 686021), (92, 596540), (112, 490015), (115, 477232), (140, 392012), (161, 340880), (184, 298270), (230, 238616), (280, 196006), (322, 170440), (368, 149135), (460, 119308), (560, 98003), (644, 85220), (805, 68176), (920, 59654), (1288, 42610), (1610, 34088), (1840, 29827), (2576, 21305), (3220, 17044), (4261, 12880), (6440, 8522)]